Page 312 of 446
#Insertlid int othe brac ketatt herear of the
fuse box.
#Fo ld down lid of thef use bo xand tighten
scr ews4.
#Inser tcove r1 on bo thsides and engage
saf etyc lips.
#Clos ethe hood.
Cockpit fuse box
The fuse bo xisonthe side of thed ashboard
under acover.
#Contact an authorized Mercedes-Benz Cen‐
terf or fur ther information.
Fu se bo xinthe front-passenger foot we ll
Prerequisites
Obser vethen otes on electrical fuses
(
→pag e308).
#Open co ver1 inthed irection of thea rrow
and remo veit.
Fuse bo xinthe trunk
Prerequisites
Obser vethen otes on electrical fuses
(
→pag e308).
#Fold co ver1 down in thed irection of the
ar row .
The fuse assignment diagram is in areces son
th es ide of thef use box.
310
Breakdown assis tance 
     
        
        Page 380 of 446

Engine
Displaymessages
Possible causes/consequences and MSolutions
Check Coolant Level See
Operator' sManual *T
he coolant le velist oo lo w.
* NO
TEEngine damage duetoinsuf ficient coolant
#Av oid long journe yswit hinsuf ficient coolant.
#Ad dc oolant .
?
Coolant Too Hot Stop Vehi-
cle Turn Engine Off *T
he coolant is tooh ot.
#Pull overand stop thev ehicle safely and switc hoffthee ngine, paying attention toroad and traf ficc onditions.
&
WARNING Danger of burn swhen opening thee ngine hood
If yo uo pen thee ngine hood when thee ngine has overheated or during afireint he engine compartment, you
could come int ocontact wi thhotg ases or other escaping operating fluids.
#Befor eopening thee ngine hood, allo wthe engine tocool down.
#Inthee vent of afireint he engine compartment, keep thee ngine hood closed and call thef ires ervice.
#Wa it until thee ngine has cooled down.
#Mak esuret hat thea ir supply tother adiator is no tobstructed.
#Avoiding high loads on thee ngine, driv eontothe neares tqualified specialis tworks hop. When doing so, ensure
th at thec oolant temp eratur edispla yremain sbelo w2 48 °F (120 °C).
378
Displ aymessage sand warning/indicator lamps 
     
        
        Page 393 of 446
Displaymessages
Possible causes/consequences and MSolutions
Active Hood Malfunction
See Operator' sManual *T
he activ ehood (pedestrian pr otection) is malfunctioning or inoperativ eafter having already been triggered.
#Consult aqualified specialis tworks hop.
M
*T he engine hood is open.
&
WARNING Risk of accident if thee ngine hood is unlatched while driving
An unloc kede ngin ehood ma yopen up when thev ehicle is in motion and bloc kyour vie w.
#Neveru nlatc hthe engine hood while driving.
#Befor eevery trip, ensur ethat thee ngine hood is latched.
#Pull overand stop thev ehicle safely as soon as possible.
#Close thee ngine hood.
C
*A tlea st one door is open.
#Close al lthe doors.
Displa ymessages and warning/indicator lamps 391 
     
        
        Page 410 of 446

Warning/indicator lamp
Possible causes/consequences and MSolutions
?
Coolantwarning lamp The
redc oolant warning lam pislit while thee ngine is running.
Po ssible causes are:RThe temp eratur esensor is malfunctioning
RThe coolant le velist oo low
RThe air supply tother adiator is obstructed
RThe radiator fani sfaulty
If th er eisana dditional warning tone, thec oolant temp eratur ehasexc eeded 248°F( 120° C).
&
WARNING Danger of burn swhen opening thee ngine hood
If yo uo pen thee ngine hood when thee ngine has overheated or during afireint he engine compartment, youc ould
come int ocontact wit hh otgases or other escaping operating fluids.
#Befor eopening thee ngine hood, allo wthe engine tocool down.
#Inthee vent of afireint he engine compartment, keep thee ngine hood closed and call thef ires ervice.
#Pull overand stop thev ehicle safely and switc hoffthee ngine, paying attention toroad and traf ficc onditions .Do
no tc ontinu edriving under an ycircums tances.
#Obser vethem essages in them ultifunction displa y.
If th ec oolant temp eratur edispla yisatt he lowerend of thet emperatur escale:
#Consult aqualified specialis tworks hop.
408
Displa ymessages and warning/indicator lamps 
     
        
        Page 423 of 446

Operating (DYNAMIC SELECT switch).............................................................1 34
E
Easy entr yfeature
Operation/n otes ................................... 92
Settin g................................................... 93
Easy exitfeature
Operation/no tes. .................................. 92
Setting. .................................................. 93
EAS Y-PA CK trunk box .............................. 101
Ad justing theh eight toanyp osition .... 100
Car e................................................... .289
In stalling/removin g............................. 101
EBD (Electronic Brak eforce Distribu‐
tion) .......................................................... 152
ECO display Functio n.............................................. 133
Re setting. ............................................ 200
ECO start/s topf unction ................. 132, 133
Au tomatic engine star t. ...................... .132
Au tomatic engine stop .........................1 32
Operatio n............................................ 132
Switching off/on ................................. 133 Electric pa
rking brake .............144,145, 146
App lying automaticall y....................... .144
App lying or releasing manuall y........... .146
Emergency braking .............................. 146
Re leasing automaticall y....................... 145
Elec
trical fuses see Fuses
Emer gency
Fir st-ai dk it (so ftsided) ....................... 293
Overvie wofthe help functions. .............16
Saf etyv est. ......................................... 292
Eme rgency braking ................................ .146
Emer gency engine start .......................... 307
Emer gency key
Inserting/removing ............................... 57
Locking adoor ....................................... 63
Un lockin gadoor .................................. .63
Emer gency operation mode
St artin gvehicle .................................... 129
Emer gency release
Tr unk lid (from inside) .. .......................... 68
Emer gency Tensioning Devices
Ac tivation .............................................. 31Energy consum
ption
Ke y. ...................................................... .56
Engin e
EC Os tart/s topf unction ......................1 32
Engine numbe r....................................3 42
St artin g(emerg ency operation
mode) .................................................. 129
St artin g(smartphone) ........................ .129
St artin g(start/ stop button) .................1 28
St artin gassis tance .............................. 301
Switching of f(start/ stop button) ........ 140
Engine data Displaying .......................................... ..
135
Engine hood Openin
g/closing. ................................ .278
Engine number ........................................ 342
Engine oil .................................................. 281
Ad ditives .............................................3 46
Capacity .............................................. 346
Che cking theo il le velu sing theo il
dipstic k................................................ 281
MB-Fr eigabe or MB-Appr oval .............. .346
To pping up .......................................... .281
Index 421